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Finding the Fourth Proportional to 437,899.60, 655,812.60 and 296,894.80

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Solution

The fourth proportional to 437,899.60, 655,812.60 and 296,894.80 is: 444,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,899.60 : 655,812.60 = 296,894.80 : x
  2. Step 2: Convert to fraction form
    437,899.60/655,812.60 = 296,894.80/x
  3. Step 3: Cross multiply
    437,899.60x = 655,812.60 × 296,894.80
  4. Step 4: Simplify right side
    437,899.60x = 194,707,350,714.48
  5. Step 5: Solve for x
    x = 194,707,350,714.48/437,899.60
  6. Step 6: Final answer
    x = 444,639.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.